Engineering
Physics
Straight Line Motion
Question

A particle starts from the origin at time t = 0 and moves along the positive x-axis. The graph of velocity with respect to time is shown in figure. What is the position of the particle at time t = 5s?

9 m

6 m

3 m

10 m

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Solution

rt = 5 = area

   =(12×2×2+2×2+3×1)m

   = (2 + 4 + 3) m

   = 9 m.